Announcing a joint commitment to fight the second leading cause of lung cancer,radon gas, the American Lung Association, US Environmental ...www.lung.org/about-us/media/press-releases/ALA-national-plan-to-fight-Radon-Announced.html - 165k

One can't see, taste or smell radon, but this gas causes lung cancer and claims an estimated 21000 lives in the US each year. ...www.lung.org/.../media/press-releases/american-lung-association-three-easy-steps-radon-levels.html - 165k

You cannot see, taste or smell radon, but this gas causes lung cancer and claims an estimated 21000 lives in the US each year. ...www.lung.org/about-us/media/press-releases/radon-action-month-2018.html - 165k

... There are a variety of risk factors associated with lung cancer, including smoking, exposure to radon gas, air pollution and secondhand smoke. ...www.lungusa.org/.../research/monitoring-trends-in-lung-disease/state-of-lung-cancer/key-findings.html - 216k